<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<style type="text/css">
			/*
			表格合并:
			table(border-collapse:colapse)
			border-collapse:colapse 表示边框合并在一起
			
			边框 圆角 
			border-radius: 左上角 右上角 左下角 右下角
			*/
			table{
				width: 400px;
				height: 400px;
				border: 1px solid red;
				border-collapse: collapse;
				
			}
			td{
				border: 1px solid #0000FF;
			}
			div{
				width: 100px;
				height: 100px;
				border: 2px solid #008000;
				/*border-radius: 10px;*/
				border-radius: 50%;
			}
		</style>
	</head>
	<body>
		<table border="" cellspacing="" cellpadding="">
			<tr>
				<td>123</td>
				<td>123</td>
				<td>123</td>
			</tr>
			
			<tr>
				<td>12</td>
				<td>12</td>
				<td>12L</td>
			</tr>
		</table><br />
		<div>hha </div>
		
		
	</body>
</html>
